199213380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1106741}}^1$

素因数の和:1106756

約数の個数: 36

約数和(自身を含む): 604281132

約数和(自身を除く): 405067752

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1106741, 2213482, 3320223, 4426964, 5533705, 6640446, 9960669, 11067410, 13280892, 16601115, 19921338, 22134820, 33202230, 39842676, 49803345, 66404460, 99606690, 199213380]

約数ペア:

[(1, 199213380), (2, 99606690), (3, 66404460), (4, 49803345), (5, 39842676), (6, 33202230), (9, 22134820), (10, 19921338), (12, 16601115), (15, 13280892), (18, 11067410), (20, 9960669), (30, 6640446), (36, 5533705), (45, 4426964), (60, 3320223), (90, 2213482), (180, 1106741)]